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51 Million Light-Years Away

While it may appear as just another spiral galaxy among billions in the universe, this image from the Hubble Space Telescope reveals a galaxy with plenty to study.

Galaxy NGC 7456 about 51 Million Light-Years Away

Orion Mission Evaluation Room

Orion Mission Evaluation Room (MER) team member works during an Artemis II mission simulation on Aug. 19, 2025, from the new Orion MER inside the Mission Control Center at NASA’s Johnson Space Center in Houston.

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Space image with stars and swirls of colorful orange, red and white.

Earth Science

Explore our changing planet

For more than 50 years, NASA satellites have provided data on Earth’s land, water, air, temperature, and climate. NASA’s Earth Information Center allows visitors to see how our planet is changing in six key areas: sea level rise and coastal impacts, health and air quality, wildfires, greenhouse gases, sustainable energy, and agriculture.

Earth Information Center about Explore our changing planet
This image of the southern Norwegian Sea was created using observations made by the PACE mission’s Ocean Color Instrument on July 12, 2025.
NASA